Home / 1,317,933.24-1,976,943.39-453,359.49

Finding the Fourth Proportional to 1,317,933.24, 1,976,943.39 and 453,359.49

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Solution

The fourth proportional to 1,317,933.24, 1,976,943.39 and 453,359.49 is: 680,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,933.24 : 1,976,943.39 = 453,359.49 : x
  2. Step 2: Convert to fraction form
    1,317,933.24/1,976,943.39 = 453,359.49/x
  3. Step 3: Cross multiply
    1,317,933.24x = 1,976,943.39 × 453,359.49
  4. Step 4: Simplify right side
    1,317,933.24x = 896,266,047,049.27
  5. Step 5: Solve for x
    x = 896,266,047,049.27/1,317,933.24
  6. Step 6: Final answer
    x = 680,054.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.